cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A083183 Smallest palindromic prime using only prime digits (2,3,5,7) and having a sum of digits = prime(n), or 0 if no such number exists.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 353
6 373
7 33533
8 757
9 35753
10 75557
11 77377
12 3773773
13 325777523
14 327757723
15 357575753
16 32577577523
17 32777777723
18 35775757753
19 72777777727
20 3557577757553
21 3777727277773
22 3775777775773
23 7777573757777

List of values

[2, 3, 5, 7, 353, 373, 33533, 757, 35753, 75557, 77377, 3773773, 325777523, 327757723, 357575753, 32577577523, 32777777723, 35775757753, 72777777727, 3557577757553, 3777727277773, 3775777775773, 7777573757777]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.